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gerrit-public.fairphone.software / platform / external / python / cpython3 / 7f591246936a5a2b763851e3cb866be44a321d50 / . / Python / thread.c
blob: 1c5e685e9af42c20ba2813f17af13a9f1f69ed76 [file] [log] [blame]
Guido van Rossum34679b71993-01-26 13:33:44 +0000[diff] [blame]1
Guido van Rossum1d5735e1994-08-30 08:27:36 +0000[diff] [blame]2/* Thread package.
3 This is intended to be usable independently from Python.
4 The implementation for system foobar is in a file thread_foobar.h
5 which is included by this file dependent on config settings.
6 Stuff shared by all thread_*.h files is collected here. */
7
Martin v. Löwiscdc44512002-01-12 11:05:12 +0000[diff] [blame]8#include "Python.h"
Guido van Rossum1d5735e1994-08-30 08:27:36 +0000[diff] [blame]9
Tim Peters76f373d2001-07-26 21:34:59 +0000[diff] [blame]10/* pyconfig.h may or may not define DL_IMPORT */
Guido van Rossumf2615261998-12-04 18:50:20 +0000[diff] [blame]11#ifndef DL_IMPORT /* declarations for DLL import/export */
12#define DL_IMPORT(RTYPE) RTYPE
13#endif
14
Guido van Rossum2571cc81999-04-07 16:07:23 +0000[diff] [blame]15#ifndef DONT_HAVE_STDIO_H
Guido van Rossum1d5735e1994-08-30 08:27:36 +0000[diff] [blame]16#include <stdio.h>
Guido van Rossum2571cc81999-04-07 16:07:23 +0000[diff] [blame]17#endif
Guido van Rossum1d5735e1994-08-30 08:27:36 +0000[diff] [blame]18
19#ifdef HAVE_STDLIB_H
20#include <stdlib.h>
21#else
Guido van Rossum2571cc81999-04-07 16:07:23 +0000[diff] [blame]22#ifdef Py_DEBUG
Thomas Woutersf70ef4f2000-07-22 18:47:25 +0000[diff] [blame]23extern char *getenv(const char *);
Guido van Rossum1d5735e1994-08-30 08:27:36 +0000[diff] [blame]24#endif
Guido van Rossum2571cc81999-04-07 16:07:23 +0000[diff] [blame]25#endif
Guido van Rossum1d5735e1994-08-30 08:27:36 +0000[diff] [blame]26
Guido van Rossum64f91051997-05-22 20:41:59 +0000[diff] [blame]27#ifdef __DGUX
28#define _USING_POSIX4A_DRAFT6
29#endif
30
Guido van Rossumd11bfdd1997-04-29 21:48:34 +0000[diff] [blame]31#ifdef __sgi
32#ifndef HAVE_PTHREAD_H /* XXX Need to check in configure.in */
33#undef _POSIX_THREADS
34#endif
35#endif
36
Guido van Rossum49b56061998-10-01 20:42:43 +0000[diff] [blame]37#include "pythread.h"
Guido van Rossum1984f1e1992-08-04 12:41:02 +0000[diff] [blame]38
Guido van Rossum1d5735e1994-08-30 08:27:36 +0000[diff] [blame]39#ifndef _POSIX_THREADS
40
Guido van Rossum1984f1e1992-08-04 12:41:02 +0000[diff] [blame]41#ifdef __sgi
Guido van Rossum1d5735e1994-08-30 08:27:36 +0000[diff] [blame]42#define SGI_THREADS
Guido van Rossum1984f1e1992-08-04 12:41:02 +0000[diff] [blame]43#endif
Guido van Rossum1984f1e1992-08-04 12:41:02 +0000[diff] [blame]44
Guido van Rossum1d5735e1994-08-30 08:27:36 +0000[diff] [blame]45#ifdef HAVE_THREAD_H
46#define SOLARIS_THREADS
47#endif
Guido van Rossum1984f1e1992-08-04 12:41:02 +0000[diff] [blame]48
Guido van Rossum1d5735e1994-08-30 08:27:36 +0000[diff] [blame]49#if defined(sun) && !defined(SOLARIS_THREADS)
50#define SUN_LWP
51#endif
52
Fred Drakea6c2eb52000-10-06 15:48:38 +0000[diff] [blame]53#if defined(__MWERKS__) && !defined(__BEOS__)
Guido van Rossum095249f2000-04-24 15:06:51 +0000[diff] [blame]54#define _POSIX_THREADS
55#endif
56
Sjoerd Mullender66bca321993-12-03 16:54:45 +0000[diff] [blame]57#endif /* _POSIX_THREADS */
Guido van Rossum1984f1e1992-08-04 12:41:02 +0000[diff] [blame]58
Guido van Rossum1984f1e1992-08-04 12:41:02 +0000[diff] [blame]59
Guido van Rossum408027e1996-12-30 16:17:54 +0000[diff] [blame]60#ifdef Py_DEBUG
Guido van Rossum1d5735e1994-08-30 08:27:36 +0000[diff] [blame]61static int thread_debug = 0;
62#define dprintf(args) ((thread_debug & 1) && printf args)
63#define d2printf(args) ((thread_debug & 8) && printf args)
64#else
65#define dprintf(args)
66#define d2printf(args)
67#endif
68
Guido van Rossum1984f1e1992-08-04 12:41:02 +0000[diff] [blame]69static int initialized;
70
Thomas Wouters8ec68fd2000-07-24 14:39:50 +0000[diff] [blame]71static void PyThread__init_thread(void); /* Forward */
Sjoerd Mullenderaee8bc11992-09-02 11:25:37 +0000[diff] [blame]72
Thomas Woutersf70ef4f2000-07-22 18:47:25 +0000[diff] [blame]73void PyThread_init_thread(void)
Sjoerd Mullenderaee8bc11992-09-02 11:25:37 +0000[diff] [blame]74{
Guido van Rossum408027e1996-12-30 16:17:54 +0000[diff] [blame]75#ifdef Py_DEBUG
Sjoerd Mullender66bca321993-12-03 16:54:45 +0000[diff] [blame]76 char *p = getenv("THREADDEBUG");
77
78 if (p) {
79 if (*p)
80 thread_debug = atoi(p);
81 else
82 thread_debug = 1;
83 }
Guido van Rossum408027e1996-12-30 16:17:54 +0000[diff] [blame]84#endif /* Py_DEBUG */
Sjoerd Mullenderaee8bc11992-09-02 11:25:37 +0000[diff] [blame]85 if (initialized)
86 return;
87 initialized = 1;
Guido van Rossum65d5b571998-12-21 19:32:43 +0000[diff] [blame]88 dprintf(("PyThread_init_thread called\n"));
89 PyThread__init_thread();
Sjoerd Mullenderaee8bc11992-09-02 11:25:37 +0000[diff] [blame]90}
91
Guido van Rossum1d5735e1994-08-30 08:27:36 +0000[diff] [blame]92#ifdef SGI_THREADS
93#include "thread_sgi.h"
Sjoerd Mullender66bca321993-12-03 16:54:45 +0000[diff] [blame]94#endif
Guido van Rossum1d5735e1994-08-30 08:27:36 +0000[diff] [blame]95
96#ifdef SOLARIS_THREADS
97#include "thread_solaris.h"
98#endif
99
100#ifdef SUN_LWP
101#include "thread_lwp.h"
102#endif
103
Guido van Rossum9e8181b2000-09-19 00:46:46 +0000[diff] [blame]104#ifdef HAVE_PTH
Guido van Rossum07bd90e2000-05-08 13:41:38 +0000[diff] [blame]105#include "thread_pth.h"
Guido van Rossum9e8181b2000-09-19 00:46:46 +0000[diff] [blame]106#endif
107
Sjoerd Mullender66bca321993-12-03 16:54:45 +0000[diff] [blame]108#ifdef _POSIX_THREADS
Guido van Rossum1d5735e1994-08-30 08:27:36 +0000[diff] [blame]109#include "thread_pthread.h"
Sjoerd Mullendere8934121993-01-13 12:08:48 +0000[diff] [blame]110#endif
Guido van Rossumf9f2e821992-08-17 08:59:08 +0000[diff] [blame]111
Guido van Rossum1984f1e1992-08-04 12:41:02 +0000[diff] [blame]112#ifdef C_THREADS
Guido van Rossum1d5735e1994-08-30 08:27:36 +0000[diff] [blame]113#include "thread_cthread.h"
Guido van Rossum1984f1e1992-08-04 12:41:02 +0000[diff] [blame]114#endif
Guido van Rossumf9f2e821992-08-17 08:59:08 +0000[diff] [blame]115
Guido van Rossumc3f82b61995-01-17 16:29:31 +0000[diff] [blame]116#ifdef NT_THREADS
117#include "thread_nt.h"
118#endif
119
Guido van Rossum8e9ebfd1997-11-22 21:53:48 +0000[diff] [blame]120#ifdef OS2_THREADS
121#include "thread_os2.h"
122#endif
123
Guido van Rossum1a8791e1998-08-04 22:46:29 +0000[diff] [blame]124#ifdef BEOS_THREADS
125#include "thread_beos.h"
126#endif
127
Guido van Rossum2571cc81999-04-07 16:07:23 +0000[diff] [blame]128#ifdef WINCE_THREADS
129#include "thread_wince.h"
130#endif
131
Martin v. Löwis7d1cd692002-03-09 12:10:54 +0000[diff] [blame]132#ifdef PLAN9_THREADS
133#include "thread_plan9.h"
134#endif
135
Martin v. Löwisf90ae202002-06-11 06:22:31 +0000[diff] [blame]136#ifdef ATHEOS_THREADS
137#include "thread_atheos.h"
138#endif
139
Guido van Rossumf9f2e821992-08-17 08:59:08 +0000[diff] [blame]140/*
Guido van Rossum1d5735e1994-08-30 08:27:36 +0000[diff] [blame]141#ifdef FOOBAR_THREADS
142#include "thread_foobar.h"
Guido van Rossum1984f1e1992-08-04 12:41:02 +0000[diff] [blame]143#endif
Guido van Rossum1d5735e1994-08-30 08:27:36 +0000[diff] [blame]144*/